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VLAN 1 Questions

Steve Fry
Level 1
Level 1

Since VLAN 1 is the "default" vlan, does it get passed in a trunk even though VLAN 1 has been disabled on the switch?

Again VLAN 1 being the "default" vlan, does it get passed even though it is not on the vlan allowed list?    

2 Replies 2

daniel.dib
Level 7
Level 7

On older devices it was not possible to remove VLAN 1 from trunks but on newer devices you can. However some control plane traffic may still use VLAN 1. User traffic won't go through if you remove it from the allowed VLAN list though.

Daniel Dib
CCIE #37149

Daniel Dib
CCIE #37149
CCDE #20160011

Please rate helpful posts.

Thanks Daniel

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